#include<stdio.h>
#include<string.h>
struct stu
{
	long int num;
	char name[20];
	char sex;
	int age;
};
struct stu a[3]{10101,"Li lin",'M',18,10102,"Zhang fang",'M',19,10104,"Wang min",'F',20};
int main()
{
	struct stu *p;
	printf(" No.        name     sex    age\n");
	for(p=a;p<a+3;p++)
	printf("%5d%13s%5c%7d\n",p->num,p->name,p->sex,p->age);
}
